Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2019. For more information, please see Climatological Rankings.


Idaho

Average Temperature Rankings, December 2009

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
December 2009
1-Month
19.8°F
(-6.8°C)
23.9°F
(-4.5°C)
-4.1°F
(-2.3°C)
19th Coolest Coolest since: 1990 1990
107th Warmest Warmest since: 2008 1917
Ties: 1931
Nov–Dec 2009
2-Month
26.4°F
(-3.1°C)
27.8°F
(-2.3°C)
-1.4°F
(-0.8°C)
33rd Coolest Coolest since: 2000 1985
93rd Warmest Warmest since: 2008 1917
Ties: 1956
Oct–Dec 2009
3-Month
30.8°F
(-0.7°C)
33.3°F
(0.7°C)
-2.5°F
(-1.4°C)
16th Coolest Coolest since: 1994 1985
110th Warmest Warmest since: 2008 1917
Ties: 1971, 1994
Sep–Dec 2009
4-Month
38.1°F
(3.4°C)
38.6°F
(3.7°C)
-0.5°F
(-0.3°C)
43rd Coolest Coolest since: 2000 1985
83rd Warmest Warmest since: 2008 1917
Ties: 2019
Aug–Dec 2009
5-Month
43.2°F
(6.2°C)
43.5°F
(6.4°C)
-0.3°F
(-0.2°C)
42nd Coolest Coolest since: 2000 1985
84th Warmest Warmest since: 2008 1917
Ties: 1975, 1983
Jul–Dec 2009
6-Month
47.0°F
(8.3°C)
47.2°F
(8.4°C)
-0.2°F
(-0.1°C)
46th Coolest Coolest since: 2000 1985
80th Warmest Warmest since: 2008 1917
Ties: 1944, 1946, 1957
Jun–Dec 2009
7-Month
48.3°F
(9.1°C)
48.5°F
(9.2°C)
-0.2°F
(-0.1°C)
43rd Coolest Coolest since: 1993 1985
83rd Warmest Warmest since: 2008 1933, 2003
Ties: 1946, 1959, 1975, 1976
May–Dec 2009
8-Month
48.6°F
(9.2°C)
48.6°F
(9.2°C)
0.0°F
(0.0°C)
50th Coolest Coolest since: 1993 1916
76th Warmest Warmest since: 2008 2015
Ties: 1942, 1976
Apr–Dec 2009
9-Month
47.8°F
(8.8°C)
47.8°F
(8.8°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1995 1916
75th Warmest Warmest since: 2008 1934
Ties: 1954, 1957, 1995
Mar–Dec 2009
10-Month
46.1°F
(7.8°C)
46.2°F
(7.9°C)
-0.1°F
(-0.1°C)
49th Coolest Coolest since: 1993 1916, 1985
77th Warmest Warmest since: 2008 1934
Ties: 1907, 1914, 1942
Feb–Dec 2009
11-Month
44.4°F
(6.9°C)
44.4°F
(6.9°C)
0.0°F
(0.0°C)
50th Coolest Coolest since: 1993 1985
76th Warmest Warmest since: 2008 1934
Ties: 1897, 1930, 1933, 1960
Jan–Dec 2009
12-Month
42.8°F
(6.0°C)
42.6°F
(5.9°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 2008 1985
59th Warmest Warmest since: 2007 1934
Ties: 1896, 1914, 1946, 1969, 1973, 1989
Jul 2008–Dec 2009
18-Month
44.7°F
(7.1°C)
44.1°F
(6.7°C)
0.6°F
(0.4°C)
83rd Coolest Coolest since: 2008 1985
42nd Warmest Warmest since: 2007 1934
Ties: 1907, 1966, 1997
Jan 2008–Dec 2009
24-Month
42.7°F
(5.9°C)
42.6°F
(5.9°C)
0.1°F
(0.0°C)
68th Coolest Coolest since: 1994 1985
57th Warmest Warmest since: 2008 2015, 2016
Ties: 1897, 1900, 1905, 1910, 1938, 1978, 1982
Jan 2007–Dec 2009
36-Month
43.4°F
(6.3°C)
42.6°F
(5.9°C)
0.8°F
(0.4°C)
94th Coolest Coolest since: 1997 1913
30th Warmest Warmest since: 2008 2016
Ties: 1934, 1942, 1994, 1997
Jan 2006–Dec 2009
48-Month
43.6°F
(6.4°C)
42.6°F
(5.9°C)
1.0°F
(0.5°C)
104th Coolest Coolest since: 1999 1985
19th Warmest Warmest since: 2008 2017
Ties: 1940, 1942, 1992, 1997, 1998, 1999, 2013
Jan 2005–Dec 2009
60-Month
43.6°F
(6.4°C)
42.6°F
(5.9°C)
1.0°F
(0.5°C)
104th Coolest Coolest since: 2000 1913, 1916
18th Warmest Warmest since: 2008 2016, 2018
Ties: 1941, 1991, 1999, 2000

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 25, 2020 from https://www.ncdc.noaa.gov/cag/